should oscillate
Regular verb: oscillate - oscillated- oscillated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd oscillate
you'd oscillate
she'd oscillate
we'd oscillate
you'd oscillate
they'd oscillate 	I'd be oscillating
you'd be oscillating
she'd be oscillating
we'd be oscillating
you'd be oscillating
they'd be oscillating	I should've oscillated
you should've oscillated
she should've oscillated
we should've oscillated
you should've oscillated
they should've oscillated	I should've been oscillating
you should've been oscillating
she should've been oscillating
we should've been oscillating
you should've been oscillating
they should've been oscillating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't oscillate
you shouldn't oscillate
she shouldn't oscillate
we shouldn't oscillate
you shouldn't oscillate
they shouldn't oscillate 	I shouldn't be oscillating
you shouldn't be oscillating
she shouldn't be oscillating
we shouldn't be oscillating
you shouldn't be oscillating
they shouldn't be oscillating	I shouldn't have oscillated
you shouldn't have oscillated
she shouldn't have oscillated
we shouldn't have oscillated
you shouldn't have oscillated
they shouldn't have oscillated	I shouldn't have been oscillating
you shouldn't have been oscillating
she shouldn't have been oscillating
we shouldn't have been oscillating
you shouldn't have been oscillating
they shouldn't have been oscillating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I oscillate?
should you oscillate?
should she oscillate?
should we oscillate?
should you oscillate?
should they oscillate? 	should I be oscillating?
should you be oscillating?
should she be oscillating?
should we be oscillating?
should you be oscillating?
should they be oscillating? 	should I have oscillated?
should you have oscillated?
should she have oscillated?
should we have oscillated?
should you have oscillated?
should they have oscillated? 	should I have been oscillating?
should you have been oscillating?
should she have been oscillating?
should we have been oscillating?
should you have been oscillating?
should they have been oscillating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I oscillate?
shouldn't you oscillate?
shouldn't she oscillate?
shouldn't we oscillate?
shouldn't you oscillate?
shouldn't they oscillate? 	shouldn't I be oscillating?
shouldn't you be oscillating?
shouldn't she be oscillating?
shouldn't we be oscillating?
shouldn't you be oscillating?
shouldn't they be oscillating? 	shouldn't I have oscillated?
shouldn't you have oscillated?
shouldn't she have oscillated?
shouldn't we have oscillated?
shouldn't you have oscillated?
shouldn't they have oscillated? 	shouldn't I have been oscillating?
shouldn't you have been oscillating?
shouldn't she have been oscillating?
shouldn't we have been oscillating?
shouldn't you have been oscillating?
shouldn't they have been oscillating?